Home / 949,070.98-1,309,717.83-519,351.16

Finding the Fourth Proportional to 949,070.98, 1,309,717.83 and 519,351.16

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Solution

The fourth proportional to 949,070.98, 1,309,717.83 and 519,351.16 is: 716,704.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,070.98 : 1,309,717.83 = 519,351.16 : x
  2. Step 2: Convert to fraction form
    949,070.98/1,309,717.83 = 519,351.16/x
  3. Step 3: Cross multiply
    949,070.98x = 1,309,717.83 × 519,351.16
  4. Step 4: Simplify right side
    949,070.98x = 680,203,474,283.18
  5. Step 5: Solve for x
    x = 680,203,474,283.18/949,070.98
  6. Step 6: Final answer
    x = 716,704.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.